. >> the choose began when regan smith made a move to block brad keselowski out of the final turn. >> i made the move and he blocked and started the chain of events that caused the wreck. reporter: as the cars kept crashing, tony stewart slipped by for the win. after the speedaway was empty and the track cleared, repair crews got busy getting ready for the super bowl of racing. >> we're very confident we will be readyear foe 55th running of the adopt 3500. reporter: the crash remains under investigation. abc7, new york. >> ama: the state department is stepping up its effort to help find a missing bay area couple. gary and jamie were last seen a month ago in a taxi in peru. they have been on a bike trip. and friends say the two had been in contact through social media until january 25th. >> they were posting nearly daily forecasts of their adventures in peru to facebook and twitter and keeping close phone contact with roommates. >> ama: the u.s. embassy in peru released a kidnapping warning for merges and is working with the local authorities to find the couple. a $3,000 reward has bee